ASPEN TECHNOLOGY INC

CUSIP: 29109X106 Class: Common Stock

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

Note: Option positions (PUT/CALL) are excluded.

Q1 2023
Shares 889 Value ($000) $203 Avg Close — Range —
Q4 2022
Shares 987 Value ($000) $203 Avg Close — Range —
Q3 2022
Shares 1,321 Value ($000) $315 Avg Close — Range —
Q2 2022
Shares 1,265 Value ($000) $232 Avg Close — Range —